Photo interrupter



FIG. 1 is a perspective view of the photo interrupter in accordance withmy new design, showing an upper surface and side surfaces thereof asviewed from diagonally above;

FIG. 2 is a perspective view thereof, showing a bottom surface and sidesurfaces as viewed from diagonally above;

FIG. 3 is a front elevation view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a left side view thereof (a right side view thereof issymmetrical to FIG. 7).

The article is a photo interrupter having a light-emitting element and alight-receiving element facing each other; the light-receiving elementdetects an object blocking light from the light-emitting element, andthus determines a presence and position of the object.

The ornamental design for a photo interrupter, as shown and describedhere.